Kupa
| Kupa / Kolpa | |
|---|---|
River valley from Kozice | |
Kupa River watershed (interactive map) | |
| Location | |
| Countries | |
| Physical characteristics | |
| Source | |
| • location | Razloge, Gorski kotar, Croatia |
| • coordinates | 45°29′28″N 14°41′20″E / 45.491°N 14.689°E |
| • elevation | 313 metres (1,027 ft) |
| Mouth | |
• location | Sava, Sisak, Croatia |
• coordinates | 45°27′36″N 16°24′08″E / 45.46000°N 16.40222°E |
| Length | 297.4 km (184.8 mi) |
| Basin size | 10,226 km2 (3,948 sq mi) |
| Discharge | |
| • average | 283 m3/s (10,000 cu ft/s) |
| Basin features | |
| Progression | Sava→ Danube→ Black Sea |
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The Kupa (Croatian pronunciation: [kûpa]) or Kolpa (Slovene pronunciation: [ˈkóːlpa] or [ˈkóːwpa]; from Latin: Colapis in Roman times; Hungarian: Kulpa) river, a right tributary of the Sava, forms a natural border between north-west Croatia and southeast Slovenia. It is 297 kilometres (185 miles) long, with a length of 118 km (73 mi) serving as the border between Croatia and Slovenia and the rest located in Croatia.